Appliance Specifications

 

Natural Gas

Propane Gas

 

 

 

Minimum supply gas pressure

3.5 in (89 mm) W.C.

8.0 in (203 mm) W.C.

 

 

 

Maximum supply gas pressure

10.5 in (267 mm) W.C.

13.0 in (330 mm) W.C.

 

 

 

EX17C

 

Natural Gas

Propane Gas

 

 

 

 

 

BTU/hour input

Low

8200

Low

8200

 

High 16700

High 16700

BTU/hour output

Low

6560

Low

6560

 

High 13360

High 13360

EX22C

 

Natural Gas

Propane Gas

 

 

 

 

 

BTU/hour input

Low

8200

Low

8200

 

High 21500

High 20700

BTU/hour output

Low

6560

Low

6560

 

High 17200

High 16560

Features

Restarts automatically when ignition or combustion fails.

Clean Heating Forced Flue Type

Easy Operation One-Touch Ignition

Programmable Thermostat

Warm Air Outlet at Floor Level (keeps your feet warm)

Child Lock

Room Temperature Setting Memory

Clean the Air Filter - Indicator Lamp

Energy Saving Economy Setting

Humidifier Tray

Air Flow Directional Louvers

Direct Vent Easily Installed

Proportional Heating Variable Capacity

Hush! Quiet Operation

Modern Design Minimizes Floor Space Requirements

Fault Code Message Display

Timers 1 and 2

Dimmer

Set back (setting a minimum temperature)

Temperature settings in Fahrenheit or Celsius

Flue Manifolds

See the installation instructions for the parts list of the vent kit.

The “A” Vent Kit is included with the appliance. The following flue manifold sizes are available:

Name

Kit No.

 

 

Fits walls

 

 

 

 

 

 

S Vent Kit

FOT-150

 

3 - 4 1/2 in (75 - 115 mm)

 

 

 

 

 

 

A Vent Kit

FOT-151

4

1/2 - 9 1/2 in (115 - 240 mm)

 

 

 

 

 

B Vent Kit

FOT-152

9 1/2 - 15 3/4 in (240 - 400mm)

 

 

 

 

 

 

 

C Vent Kit

FOT-153

15

3/4 - 23

5/8 in (400 - 600 mm)

 

 

 

 

 

 

 

D Vent Kit

FOT-154

23

5/8 - 31

1/2 in (600 - 800 mm)

 

 

 

 

 

 

Rinnai Corporation EX17C / EX22C Manual

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Rinnai EX17C (RHFE-434FTA), EX22C (RHFE-559FTA) Features, Flue Manifolds, Natural Gas Propane Gas, Name Kit No Fits walls

EX17C (RHFE-434FTA), EX22C (RHFE-559FTA) specifications

The Rinnai EX17C (RHFE-434FTA) and EX22C (RHFE-559FTA) are innovative wall-mounted gas heaters that provide efficient and cozy heating solutions for indoor spaces. Manufactured with advanced technology, these models are designed to meet diverse heating needs while ensuring user comfort and safety.

One of the standout features of both the EX17C and EX22C is their energy efficiency. With a high energy star rating, these heaters minimize energy consumption, making them ideal for environmentally conscious consumers. The EX17C can deliver an impressive 17 kW of heating power, while the EX22C offers up to 22 kW, accommodating various room sizes and layouts effectively.

Both models utilize Rinnai’s advanced direct vent technology. This system allows fresh air from outside to be used for combustion, ensuring optimal heating performance without depleting indoor oxygen levels. This feature not only enhances comfort but also contributes to improved indoor air quality. Additionally, the closed combustion system ensures that exhaust gases are safely vented outside, providing a safer environment for occupants.

In terms of design, the EX17C and EX22C are sleek and modern, fitting seamlessly into various interior styles. Their wall-mounted configuration saves floor space, making them suitable for smaller rooms or homes where space optimization is a priority. The adjustable heat settings enable users to customize their heating preferences according to the season or personal comfort levels.

User convenience is a core aspect of both models, which come equipped with an intuitive electronic control panel. This feature allows for easy temperature adjustments and scheduling, ensuring that optimal heat levels can be maintained without constant manual intervention. Some models also offer remote control capabilities, enhancing usability for consumers.

Safety is paramount in Rinnai's design philosophy, and the EX17C and EX22C include multiple safety features such as flame failure detection and automatic shut-off. These mechanisms ensure that any irregularities in operation are promptly addressed, providing peace of mind for homeowners.

In conclusion, the Rinnai EX17C and EX22C offer modern, energy-efficient heating solutions with advanced technology, user-friendly features, and a focus on safety. These models are ideal choices for anyone looking to enhance their indoor heating experience while maintaining energy efficiency and comfort.